46 lines
1.6 KiB
YAML
46 lines
1.6 KiB
YAML
# Workflow that runs after a merge to master, analyses changes in test executions
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# and posts the result to the merged PR.
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name: Post merge analysis
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on:
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push:
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branches:
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- master
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jobs:
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analysis:
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runs-on: ubuntu-24.04
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if: github.repository == 'rust-lang/rust'
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permissions:
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pull-requests: write
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steps:
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- uses: actions/checkout@v4
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with:
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# Make sure that we have enough commits to find the parent merge commit.
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# Since all merges should be through merge commits, fetching two commits
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# should be enough to get the parent bors merge commit.
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fetch-depth: 2
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- name: Perform analysis and send PR
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env:
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GH_TOKEN: ${{ github.token }}
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run: |
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# Get closest bors merge commit
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PARENT_COMMIT=`git rev-list --author='bors <bors@rust-lang.org>' -n1 --first-parent HEAD^1`
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echo "Parent: ${PARENT_COMMIT}"
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# Find PR for the current commit
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HEAD_PR=`gh pr list --search "${{ github.sha }}" --state merged --json number --jq '.[0].number'`
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echo "HEAD: ${{ github.sha }} (#${HEAD_PR})"
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cd src/ci/citool
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printf "<details>\n<summary>What is this?</summary>\n" >> output.log
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printf "This is an experimental post-merge analysis report that shows differences in test outcomes between the merged PR and its parent PR.\n" >> output.log
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printf "</details>\n\n" >> output.log
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cargo run --release post-merge-report ${PARENT_COMMIT} ${{ github.sha }} >> output.log
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cat output.log
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gh pr comment ${HEAD_PR} -F output.log
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